<div dir="ltr"><div>Well, I was hinting at LLVM_DEBUG messages. You can pretty much dump all "actions" Tablegen would take to process a .td file, which should suffice, IMO.</div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Aug 5, 2020 at 5:59 PM Paul C. Anagnostopoulos <<a href="mailto:paul@windfall.com">paul@windfall.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Your reply suggests that there is a way to see debug messages from TableGen. Is that what you meant? If so, can you explain how that works? (Sorry, I should know the answer to this question, but I'm quite the newbie.)<br>
<br>
At 8/5/2020 04:15 AM, Madhur Amilkanthwar wrote:<br>
>Hi Paul,<br>
>If all you care about is debugging then for now we can just emit a few more debug messages which would help to "trace" the flow. To distinguish traces you can prefix it with some known string. I don't think you really need a 'trace' tag in the language spec for this.<br>
><br>
>Debugging Tablegen has always been a nightmare and I don't think we can ever reach a stage where we can start a debugger and debug statements in .td files step-by-step. This is far from reality unless we fundamentally change the language.<br>
<br>
</blockquote></div><br clear="all"><br>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><i style="font-size:12.8px">Disclaimer: Views, concerns, thoughts, questions, ideas expressed in this mail are of my own and my employer has no take in it. </i><br></div><div>Thank You.<br>Madhur D. Amilkanthwar<br><br></div></div></div>